Somersworth, NH vs Seattle, WA: Cost of Living

Which city costs less?

Seattle, WA has a modeled overall cost index 43.2% higher than Somersworth, NH.

Somersworth, NH · modeled 2BR rent: $2,000 / month
Seattle, WA · modeled 2BR rent: $2,630 / month

These are saved estimates, not current rental listings. Some cities use adjusted regional data. Your household budget can differ from the overall index. Sources and assumptions

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Cost of Living Comparison 2026

Compare Somersworth, NH and Seattle, WA using saved regional data and explicit budgeting assumptions. Rent estimates are not live listings. Change the salary below, then check the source notes before applying a result to your household.

Saved regional estimates · Sources and assumptions

Current salary in Somersworth, NH

Numbers update automatically as you type

Estimated extra cost: $3,927/month in Seattle, WA

$150,000 in your current city has a modeled equivalent of $197,122 in Seattle, WA

Regional cost estimates: Somersworth, NH uses Boston, MA. Seattle, WA uses Seattle-Tacoma-Bellevue, WA Metropolitan Area. Available city ZIP rent estimates are shown separately.

Overall Cost

↑ 43.2%

More expensive

Monthly Impact

$3,927

Extra cost

Annual Impact

$47.1K

Per year

Assumes 60% of current gross income goes to living costs. The headline uses the category budget below; taxes, moving costs and savings goals are excluded.

Somersworth, NH

Population:12K

Cost Index:

120.1

100 = national average

Typical Home:$427K

Seattle, WA

Population:749K

Cost Index:

172.0

100 = national average

Typical Home:$808K

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Somersworth, NH

The Live Free or Die State

12K

Population

State Tax

No Income Tax

Located in New Hampshire, this city has a population of 12K residents.

💡 Advantage: New Hampshire has no state income tax!

Seattle, WA

The Evergreen State

749K

Population

State Tax

No Income Tax

Climate

Oceanic

Notable Facts

•Coffee culture birthplace
•Major tech center
•Pacific Northwest gateway

Major Industries

TechnologyAerospaceMaritime TradeCoffee Industry

Cost Breakdown by Category

Estimated monthly spending: Somersworth, NH vs Seattle, WA

Assumes 60% of your current gross income is spent on these categories. The headline and totals use this same budget. Rent estimates below are separate reference data. Rounded amounts may differ by $1.

Category	Somersworth, NH	Seattle, WA	Difference	Change
Housing	$3,171/mo	$6,243/mo	↑ $3,072more	96.9%
Other	$1,219/mo	$1,636/mo	↑ $418more	34.3%
Transportation	$1,222/mo	$1,573/mo	↑ $350more	28.7%
All Utilities	$532/mo	$398/mo	↓ $134less	25.2%
Healthcare	$553/mo	$683/mo	↑ $130more	23.4%
Groceries	$803/mo	$894/mo	↑ $91.28more	11.4%

Housing

↑ 96.9%

Somersworth, NH

$3,171

Seattle, WA

$6,243

Difference

$3,072

Other

↑ 34.3%

Somersworth, NH

$1,219

Seattle, WA

$1,636

Difference

$418

Transportation

↑ 28.7%

Somersworth, NH

$1,222

Seattle, WA

$1,573

Difference

$350

All Utilities

↓ 25.2%

Somersworth, NH

$532

Seattle, WA

$398

Difference

$134

less

Healthcare

↑ 23.4%

Somersworth, NH

$553

Seattle, WA

$683

Difference

$130

Groceries

↑ 11.4%

Somersworth, NH

$803

Seattle, WA

$894

Difference

$91.28

🏠Rent Comparison

Studio

From$1,460

To$2,180

↑ $720

1 Bed

From$1,530

To$2,260

↑ $730

2 Bed

From$2,000

To$2,630

↑ $630

3 Bed

From$2,460

To$3,440

↑ $980

Somersworth, NHZIP-level data

1BR range: $1,530–$1,530/mo

Seattle, WAZIP-level data

1BR range: $1,900–$3,210/mo

💡 Note: HUD Fair Market Rents estimate 40th-percentile gross rents, including most tenant-paid utilities. City ZIP summaries are medians of those estimates, not market median rents. Actual prices vary by neighborhood, amenities, and condition. Source: HUD Small Area Fair Market Rents FY2026.

$7,500

Monthly in Somersworth, NH

$11,427

Monthly in Seattle, WA

$3,927

Difference

Home Values

Somersworth

Seattle

$427K

Median Value

$808K

↑ +2.6%

YoY Change

↓ -2.5%

↑ +51.4%

5-Year Change

↑ +12.5%

$427K

Price Range

$433K - $1.34M

Homes in Seattle are 89% more expensive than Somersworth

Calculate payment - Somersworth Calculate payment - Seattle

Source: Zillow Home Value Index (ZHVI), January 2026

Tax Comparison

Annual tax burden comparison at $150.0K salary

Tax Savings

→ $0

Same taxes

Monthly Difference

Same take-home

Effective Rate Diff

0.0%

Rate difference

Somersworth, NH

Federal Income Tax

Effective: 18.9%

$25.5K

New Hampshire State Tax

No state income tax

FICA Taxes

Social Security + Medicare

$11.5K

Total Taxes

Effective: 24.7%

$37.0K

Take-Home Pay

$9,416/month

$113.0K

Seattle, WA

Federal Income Tax

Effective: 18.9%

$25.5K

Washington State Tax

No state income tax

FICA Taxes

Social Security + Medicare

$11.5K

Total Taxes

Effective: 24.7%

$37.0K

Take-Home Pay

$9,416/month

$113.0K

Additional Tax Information

Somersworth, NH Tax Rates

Sales Tax:0.0%

Property Tax:1.9%

Seattle, WA Tax Rates

Sales Tax:9.2%

Property Tax:0.9%

💡 Note: Tax calculations are estimates based on 2024/2025 tax brackets for single filers with standard deduction. Actual taxes may vary based on filing status, deductions, credits, and local variations.

🚶 Walkability

Modeled road attributes, not a safety assessment. Methodology and limitations

Somersworth, NH: No data yet

Seattle, WA

50/100

2.3% sidewalk tags · 3.3% cycling tags

Environment

Somersworth

Seattle

36 Good

Air Quality

41 Good

79.5%

Good Air Days

69.7%

94 Moderate

Climate Risk

100 Very High

🌊🌅🌀

Top Hazards

🌊🌡🫨

▲+2.5°F

2050 Outlook

▲+2.6°F

6 days

Heat Days >95°F

2 days

▲+2.5°F

2050 Outlook

▲+2.6°F

6 days

Heat Days >95°F

2 days

Before moving from Somersworth, NH to Seattle, WA

Use this comparison to shortlist a move, then check the costs that depend on your household.

Compare actual homes. Get current quotes in Seattle, WA for the same bedroom count and included utilities as your home in Somersworth, NH. Add parking, deposits, insurance and any overlapping leases. The rent estimates above are a starting point, not available listings.
Confirm your income. Check your expected pay with your employer, including any location adjustment. Use “Different salary at destination?” above to compare two incomes. The budget model excludes taxes and one-time moving costs; it is not a take-home-pay calculation.
Price your daily routine. Check the commute from a specific address to work, school or childcare. Add household expenses missing from this model, such as childcare, debt payments and medical needs. Verify local services before signing a lease.
Plan the transition. Get moving quotes and budget for travel, setup costs and time off. Open your Somersworth to Seattle moving checklist to organize the tasks and timing.

Still choosing a destination? Explore cities similar to Seattle, WA by cost, housing, population and region.

Frequently Asked Questions: Somersworth, NH vs Seattle, WA

How do the cost estimates for Somersworth, NH and Seattle, WA compare?

Seattle, WA has a modeled overall cost index 43.2% higher than Somersworth, NH. This is a broad model comparison, not a survey of today's prices or a forecast of your household spending. Some cities use adjusted regional fallback data.

What does the equivalent salary mean?

At a $150,000 salary in Somersworth, NH, the model estimates $197,122 in Seattle, WA. It allocates 60% of gross income to the origin city’s category budget and applies each destination category’s relative cost. The equivalent salary adds the total category difference to your income. The monthly difference is the same category difference divided by 12; it is not take-home pay or guaranteed savings. Household size, childcare and your actual lease are not inputs to this calculation.

What rent estimates are available for Somersworth, NH and Seattle, WA?

The modeled two-bedroom rents are $2,000/month in Somersworth, NH and $2,630/month in Seattle, WA. Where available, the source is a city median of HUD FY2026 ZIP-level estimates; otherwise a saved metro table is used. City adjustments may also apply. These are not asking rents or available listings. Compare actual properties with the same bedroom count and included utilities.

How should I use this comparison before moving?

Use it to shortlist locations, then replace modeled costs with a current housing quote, employer-confirmed income, commute costs, insurance and your household's other expenses. Add one-time moving costs separately. Source years differ and the saved datasets are not a live price feed. Read the methodology for the formulas and fallback rules.

💰 See how taxes change too — compare take-home pay between New Hampshire and Washington on TaxTakeHome.com